220221036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6287}}^1$

素因数の和:6443

約数の個数: 72

約数和(自身を含む): 640872960

約数和(自身を除く): 420651924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2502, 2919, 3892, 5004, 5838, 6287, 8757, 11676, 12574, 17514, 18861, 25148, 35028, 37722, 44009, 56583, 75444, 88018, 113166, 132027, 176036, 226332, 264054, 396081, 528108, 792162, 873893, 1584324, 1747786, 2621679, 3495572, 5243358, 6117251, 7865037, 10486716, 12234502, 15730074, 18351753, 24469004, 31460148, 36703506, 55055259, 73407012, 110110518, 220221036]

約数ペア:

[(1, 220221036), (2, 110110518), (3, 73407012), (4, 55055259), (6, 36703506), (7, 31460148), (9, 24469004), (12, 18351753), (14, 15730074), (18, 12234502), (21, 10486716), (28, 7865037), (36, 6117251), (42, 5243358), (63, 3495572), (84, 2621679), (126, 1747786), (139, 1584324), (252, 873893), (278, 792162), (417, 528108), (556, 396081), (834, 264054), (973, 226332), (1251, 176036), (1668, 132027), (1946, 113166), (2502, 88018), (2919, 75444), (3892, 56583), (5004, 44009), (5838, 37722), (6287, 35028), (8757, 25148), (11676, 18861), (12574, 17514)]